Home / 15,535.94-23,284.45-12,236

Finding the Fourth Proportional to 15,535.94, 23,284.45 and 12,236

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Solution

The fourth proportional to 15,535.94, 23,284.45 and 12,236 is: 18,338.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535.94 : 23,284.45 = 12,236 : x
  2. Step 2: Convert to fraction form
    15,535.94/23,284.45 = 12,236/x
  3. Step 3: Cross multiply
    15,535.94x = 23,284.45 × 12,236
  4. Step 4: Simplify right side
    15,535.94x = 284,908,530.20
  5. Step 5: Solve for x
    x = 284,908,530.20/15,535.94
  6. Step 6: Final answer
    x = 18,338.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.